code: def test_samples2seconds(self):
      self.assertEqual(
          aubio.cmd.samples2seconds(3200, 32000), "0.100000\t"
      )
  
file_path: aubio/python/tests/test_aubio_cmd.py
imports: from numpy.testing import TestCase
  import aubio.cmd
label_desc: Use image node_id 1 for calling the aubio_cmd_utils obj's underlying member method code with example usage: obj.test_samples2seconds() without return types